2025, Question 2 · Long answer · 9 points · about 25 minutes

Pheromone signaling in moths

Graph moth activity data and analyze how receptor signaling and gene expression affect responses to pheromones.

1 Read the question

The question is College Board's, from the 2025 exam. It starts on page 5 of the PDF.

Open Question 2 (PDF, page 5)

2 Write your answer

Answer each part the way you would on the exam, in full sentences, with your work shown. Your writing saves as you type.

3 Score it

Score your answer against College Board's scoring guidelines, one point at a time. Give yourself a point only when your answer says what the guideline asks for.

Scoring guidelines (PDF, page 5) What the exam readers saw (Chief Reader report)

Question, scoring guidelines and Chief Reader report: College Board. The title, summary are ours.